<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <title>webSocket客户端</title>
        <script type="application/javascript">
            var socket;
            if (!window.WebSocket) {
                window.WebSocket = window.MozWebSocket;
            }

            if (window.WebSocket) {
                socket = new WebSocket("ws://localhost:8888/websocket");
                socket.onmessage = function (ev) {
                    var ta = document.getElementById('responseContent');
                    ta.value += ev.data + "\r\n";
                };
                socket.onopen = function (ev1) {
                    var ta = document.getElementById('responseContent');
                    ta.value = "您当前浏览器支持WebSocket，请进行后续操作\r\n";
                };
                socket.onclose = function (ev1) {
                    var ta = document.getElementById('responseContent');
                    ta.value = "";
                    ta.value = "WebSocket 已经关闭\r\n";
                }

                function send(message) {
                    if (!window.WebSocket) {
                        return;
                    }
                    if (socket.readyState = WebSocket.OPEN) {
                        socket.send(message);
                    } else
                        alert('webSocket连接没有建立成功');
                }
            } else {
                alert("您的浏览器不支持websocket");
            }
        </script>
    </head>
    <body>
        <form action="" onsubmit="return false;">
            <input type="text" name="message" value="">
            <br />
            <br />
            <input type="button" value="发送websocket请求消息" onclick="send(this.form.message.value)">
            <hr color="red">
            <h2>客户端接收到服务器端返回应答消息</h2>
            <textarea name="" id="responseContent" cols="30" rows="10" style="width: 1024px; height:300px"></textarea>
        </form>
    </body>
</html>